Features: LED ring light for action camera, inner diameter 9.5cm/3.7, can be used for GoPro Hero 6/5/4/3+/3 / Xiao Yi / SJCAM / Andoer etc action cameras. Waterproof 40m design can go deep down the water. 30pcs LED beads, 120 bead angle, underwater 1.5m bead distance can light up a big area. Give out 6500K white light, with a yellow filter(3200K) for warm light effect. High/Low/Strobe 3 brightness modes. Sent with a battery charger and 1pcs 3.7V 1500mAh 18650 battery. A non-slip handle for easy holding.